1) The letter had come from an unknown mischief-maker.

2) Mischiefmakers, mayhem creators, fraudulent shady cartoon characters.

3) I had always been a mischief-maker through and through, in full command of my impulses and desires.

4) My boy is such a mischief-maker. I am at my wits' end with him.

5) She clasped her hands in a prayerful attitude, the gesture of a headmistress or a nun dismissing a mischief-maker.

6) Ms Whitaker said she had heard from a journalist that the Happy Meal had been on public display and could have had the condom put in by a mischief-maker before it was given to her daughter.